Definition of cleanly in English:


Syllabification: clean·ly


Pronunciation: /ˈklēnlē
1In a way that produces no dirt, noxious gases, or other pollutants: the engine burns very cleanly
More example sentences
  • The additive makes petrol burn more cleanly, so air pollution is reduced.
  • It burns very, very cleanly in the engine, so it improves emissions in the overall environment a lot.
  • Burning cleanly with no pollutants, this may be an answer the energy sucking economy is looking for.
2Without difficulty or impediment; smoothly and efficiently: he vaulted cleanly through the open window
[Old English clǣnlīce (see clean, -ly2)]
More example sentences
  • Using sharp pruners, cut the stems cleanly where they meet larger branches.
  • The chemical industry is under pressure to reduce its impact on the environment and to run its operations as cleanly and efficiently as possible.
  • Only the distance of history lets us believe that such events are ever carried out cleanly and efficiently.


Pronunciation: /ˈklenlē
(cleanlier, cleanliest) archaic Back to top  
(Of a person or animal) habitually clean and careful to avoid dirt.
[ Old English clǣnlīc (see clean, -ly1)]



Pronunciation: /ˈklenlēnis/
More example sentences
  • She is shown obsessed with personal hygiene, cleanliness and fresh scents and fragrances.
  • Apart from fire safety, other aspects such as cleanliness and basic hygiene need to be looked into.
  • Most of the other hotels do not come up to the international standards of cleanliness and hygiene.

Definition of cleanly in:

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Pronunciation: dəˈmôrəˌlīz
cause (someone) to lose confidence or hope; dispirit